PPEI Transmission Tuning For 2017-2023 GM 6.6L L5P Duramax 2003-2004 5.9l 24v cummins Since maintaining low operating temperatures

Since maintaining low operating temperatures is key to LED lifespan

3L Powerstroke Diesel (With Aftermarket GTP38/TP38 Turbocharger)

2022 GMC Sierra 1500 Limited 4

Eliminates Cracked 68RFE Cases

For use with 4" to 6" front lifts

PPEI Transmission Tuning For 2017-2023 GM 6.6L L5P Duramax 2003-2004 5.9l 24v cummins Since maintaining low operating temperaturesExtend your L5P Duramax's transmission's life and increase your fuel economy with PPEI's T87A T93 Transmission tuning! A MUST for tuned trucks with additional torque. PPEI was the first to offer transmission tuning for these new allisons and we have not let off the throttle since! The refined shift points get rid of the low rpm Lazy feel these trucks have that force the driver to stab the throttle for a downshift not cool and a fuel economy killer!